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Stored procedures
MemExist (Function)
In french: MemExiste
Warning
From version 20, this feature is kept for backward compatibility. We recommend that you use Associative arrays.
Checks the existence of a memory zone.
Versions 15 and later
Android This function is now available for Android applications.
New in version 15
Android This function is now available for Android applications.
Android This function is now available for Android applications.
Versions 17 and later
iPhone/iPad This function is now available for iPhone/iPad applications.
New in version 17
iPhone/iPad This function is now available for iPhone/iPad applications.
iPhone/iPad This function is now available for iPhone/iPad applications.
Versions 18 and later
Android Widget This function is now available in Android widget mode.
New in version 18
Android Widget This function is now available in Android widget mode.
Android Widget This function is now available in Android widget mode.
Versions 22 and later
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
New in version 22
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
Versions 26 and later
Apple Watch This function is now available for Apple Watch applications.
New in version 26
Apple Watch This function is now available for Apple Watch applications.
Apple Watch This function is now available for Apple Watch applications.
Example
// Checks the existence of "MyMemoryZone"
ResExist = MemExist("MyMemoryZone")
Syntax
<Result> = MemExist(<Memory area>)
<Result>: Boolean
  • True if the memory zone exists,
  • False otherwise.
<Memory area>: Character string
Name of the memory area, defined by MemCreate.
Remarks
To exist, a memory area must have been created by MemCreate. A memory area can be destroyed by MemDeleteAll.
Business / UI classification: Neutral code
Component: wd270std.dll
Minimum version required
  • Version 9
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